Home / 893,179.16-1,232,515.74-511,118.36

Finding the Fourth Proportional to 893,179.16, 1,232,515.74 and 511,118.36

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Solution

The fourth proportional to 893,179.16, 1,232,515.74 and 511,118.36 is: 705,302.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,179.16 : 1,232,515.74 = 511,118.36 : x
  2. Step 2: Convert to fraction form
    893,179.16/1,232,515.74 = 511,118.36/x
  3. Step 3: Cross multiply
    893,179.16x = 1,232,515.74 × 511,118.36
  4. Step 4: Simplify right side
    893,179.16x = 629,961,423,702.99
  5. Step 5: Solve for x
    x = 629,961,423,702.99/893,179.16
  6. Step 6: Final answer
    x = 705,302.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.